MorphoDiTa example

morphodita_example.py

import requests

result = requests.get('http://lindat.mff.cuni.cz/services/morphodita/api/tag', params={
    'data': 'Zeman: Chci být znovu prezidentem a budu kandidovat',
    'output': 'json',
    'convert_tagset': 'strip_lemma_comment',
}).json()

def is_noun(tag):
    return tag.startswith('NN')

def clear_lemma(lemma):
    lemma_parts = lemma.split('-')
    if lemma_parts[-1].isdigit():
        lemma_parts = lemma_parts[:-1]
    return '-'.join(lemma_parts)

for sentence in result['result']:
    for word in sentence:
        if is_noun(word['tag']):
            print(clear_lemma(word['lemma']))